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相关论文: Review of Born-Infeld electrodynamics

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We establish the existence of a family of static, spherically symmetric spacetimes that are solutions of the Einstein Field Equations of General Relativity coupled to the electric field of a static point charge obeying the equations of…

广义相对论与量子宇宙学 · 物理学 2025-08-11 Erik Amorim

The observations of gravitational waves from the binary neutron star merger event GW170817 and the subsequent observation of its electromagnetic counterparts from the gamma-ray burst GRB 170817A provide us a significant opportunity to study…

广义相对论与量子宇宙学 · 物理学 2018-04-11 Soumya Jana , Girish Kumar Chakravarty , Subhendra Mohanty

We explore the properties of a new Maxwell electrodynamics coupled to a Lorentz-violating background through the presence of higher-derivative terms. Physical implications of this alternative effective theory modified by Lorentz-violating…

高能物理 - 理论 · 物理学 2019-05-03 Patricio Gaete , José Abdalla Helayël-Neto

In this paper a Weyl geometric scalar tensor theory of gravity with scalar field $\Phi$ and scale invariant cubic ("aquadratic") kinetic Lagrangian is introduced. Einstein gauge (comparable to Einstein frame in Jordan-Brans-Dicke theory) is…

广义相对论与量子宇宙学 · 物理学 2016-02-09 Erhard Scholz

The dynamical properties of the gauge theory of Born-Infeld type action, which is expected as the high-energy effective theory, are investigated by adding a complex scalar field to this gauge system. Especially the Coleman-Weinberg…

高能物理 - 理论 · 物理学 2007-05-23 Kazuo Ghoroku , Kazunari Kaneko

In the classical vacuum Maxwell-Lorentz theory the self-force of a charged point particle is infinite. This makes classical mass renormalization necessary and, in the special relativistic domain, leads to the Abraham-Lorentz-Dirac equation…

广义相对论与量子宇宙学 · 物理学 2015-10-12 Jonathan Gratus , Volker Perlick , Robin W. Tucker

During the past century, there has been considerable discussion and analysis of the motion of a point charge, taking into account "self-force" effects due to the particle's own electromagnetic field. We analyze the issue of "particle…

广义相对论与量子宇宙学 · 物理学 2009-08-12 Samuel E. Gralla , Abraham I. Harte , Robert M. Wald

We consider several tensorial wave equations, specifically the equations of Maxwell, Yang-Mills, and Weyl fields, posed on a curved spacetime, and we establish new energy inequalities under certain one-sided geometric conditions. Our…

广义相对论与量子宇宙学 · 物理学 2021-06-17 Annegret Y. Burtscher , James D. E. Grant , Philippe G. LeFloch

Particle-in-cell simulations are used to investigate the formation of magnetic fields, B, in plasmas with perpendicular electron density and temperature gradients. For system sizes, L, comparable to the ion skin depth, d_i, it is shown that…

等离子体物理 · 物理学 2015-06-16 K. M. Schoeffler , N. F. Loureiro , R. A. Fonseca , L. O. Silva

A new modified model of nonlinear arcsin-electrodynamics with two parameters is proposed and analyzed. We obtain the corrections to the Coulomb law. The effect of vacuum birefringence takes place when the external constant magnetic field is…

高能物理 - 唯象学 · 物理学 2017-08-23 S. I. Kruglov

(2+1)-regular static black hole solutions with a nonlinear electric field are derived. The source to the Einstein equations is an energy momentum tensor of nonlinear electrodynamics, which satisfies the weak energy conditions and in the…

高能物理 - 理论 · 物理学 2009-10-31 Mauricio Cataldo , Alberto Garcia

In this work, we take a short recap of a formal framework of the Eddington-inspired Born-Infeld (EiBI) theory of gravity and derive the point-like Lagrangian for underlying theory based on the use of Noether gauge symmetries (NGS). We study…

广义相对论与量子宇宙学 · 物理学 2021-04-27 Thanyagamon Kanesom , Phongpichit Channuie , Narakorn Kaewkhao

This paper summarizes the motivations and results obtained so far in the frame of a particular non-linearization of Classical Electrodynamics, which was called Extended Electrodynamics. The main purpose pursued with this non-linear…

patt-sol · 物理学 2007-05-23 Stoil Donev

We show that, under Braginskii magneto-hydrodynamics, anti-parallel gradients in average ion charge state and electron temperature can be unstable to the growth of self-generated magnetic fields. The instability is analogous to the…

等离子体物理 · 物理学 2021-02-03 James D. Sadler , Hui Li

A system composed of two-level systems interacting with a single excitation of a one-dimensional boson field with continuous spectrum, described by a Friedrichs (or Friedrichs-Lee) model, can exhibit bound states and resonances; the latter…

数学物理 · 物理学 2022-04-25 Davide Lonigro

In this paper, we study the theory of second gradient electromagnetostatics as the static version of second gradient electrodynamics. The theory of second gradient electrodynamics is a linear generalization of higher order of classical…

经典物理 · 物理学 2020-07-03 Markus Lazar , Jakob Leck

We investigate the influence of nonlinear gravity corrections, arising from the Eddington-inspired Born-Infeld (EiBI) theory on wave dynamics, stability, and energy transport processes in polytropic, viscous, and turbulent solar plasmas.…

太阳与恒星天体物理 · 物理学 2026-03-03 Souvik Das , Pralay Kumar Karmakar

We study attractor mechanism in extremal black holes of Einstein-Born-Infeld theories in four dimensions. We look for solutions which are regular near the horizon and show that they exist and enjoy the attractor behavior. The attractor…

高能物理 - 理论 · 物理学 2008-11-26 B. Chandrasekhar , H. Yavartanoo , S. Yun

We show that a kind of displacement induced temporary electric force of a single point charge can be derived by using Maxwell stress analysis. This force comes from the variation of the charge's electric intensities that follow Coulomb's…

经典物理 · 物理学 2013-06-14 Zhixian Yu , Liang Yu

In this paper, we analytically investigate the effect of adding an external magnetic field in presence of Born-Infeld corrections to a holographic superconductor in the probe limit. The technique employed is based on the matching of the…

高能物理 - 理论 · 物理学 2014-05-28 Sunandan Gangopadhyay
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